| Vendor | Spec | Unit | Price | Currency | Date |
| Xinyang Xinchen | China national standards | MT | 514.32 | USD | 20251016 |
| Guanyang Hongteng | China national standards | MT | 507.27 | USD | 20251016 |
| Shangrao Hengtong | China national standards | MT | 521.36 | USD | 20251016 |
| JX Dean Ind | China national standards | MT | 521.36 | USD | 20251016 |
| Hubei 789 Chem | China national standards | MT | 239.45 | USD | 20251015 |
| Hubei 789 Chem | China national standards | MT | 239.45 | USD | 20251015 |
| JX Dean Ind | China national standards | MT | 535.25 | USD | 20251015 |
| Guanyang Hongteng | China national standards | MT | 507.08 | USD | 20251015 |
| Xinyang Xinchen | China national standards | MT | 514.12 | USD | 20251015 |
| Shangrao Hengtong | China national standards | MT | 521.16 | USD | 20251015 |